It's often said that insider selling can be a hint that they know that their stock is about to underperform the market. Even though this is true in some cases, it's also true that insider selling is frequently simply behind financial reasons of the insiders and have no connection with the company's prospects. More ...

Initial Public Offering is the first sale of stock by a privately owned company to the public.
Companies negotiate a sale of their stock to an investment banker or several bankers that act as an underwriter for the offering. More ...